—Are you Mike? --Yes,___________.A. I’m B. It is. C.I am.
This is ________ article written in English. I think English is ______ useful language.
We usually put the teacher’s desk ________ the classroom. The boys like chatting _______ the teacher’s desk.
---__________? ---He is tall and strong.
Which floor do you live ______ this building?
The post office is about five kilometers ______ our school.